2N NetStar Admin manual - Manual (Page 62)

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Codecs
Supported – here find a list of supported codecs excluding the codecs that have
been selected as Allowed.
Allowed – here find a list of codecs to be used for communication on this virtual
port. The context menu under the right–hand mouse button provides further
options. Codec setting
DTMF according to RFC2833 – use this option to enable DTMF transmission
according to RFC2833. With this option on, you can set the Payload type for
DTMF transmission using the link below the name.
Fax T.38 – use this option to enable fax transmission according to the T.38
recommendation. If checked off, a link becomes available to the Advanced
settings. The recommended setting is
– , – TCF Transfer Error correction
and . Redundancy No compression
FAX detection – set whether 2N® NetStar shall detect FAX (send the re-INVITE
message with T.38 in SDP) for Incoming and/or outgoing fax messages, Always
or Never.
NetStar versions 2.6.0 and higher also support DTMF sending through SIP
Info. This function requires no setting.
Terminals
This section is used for terminal management. If no terminal has been created, the
VoIP phone cannot register to the SIP proxy. A registered phone is indicated by
displaying the IP and MAC address for the connected terminal. Multiple phones may be
registered to one terminal. In the case of an outgoing call, all of the registered phones
are alerted until one of them answers the call. Incoming calls are identified according
to the extensions that are assigned to the terminals in the
tag. Extensions
Figure: View of SIP Proxy Configuration
The following options are available under the right mouse button:
Add – display a terminal adding dialogue. Select the , and Name Type MAC
for the terminal. address
Edit – edit the existing records.
Remove – remove the selected record from the configuration.
Transfer MAC address to terminal – transfer the MAC address of a registered
terminal device into the terminal configuration.
The handset icon colour signals the terminal state: green means relax, red signals an
active call, terminal alert or ringing outgoing call, and blue indicates an unknown
terminal state or current state change.